A population frame for a survey contains a listing of 72,345 names.Using a table of random numbers,how many digits will the code numbers for each member of your population contain?
A)3
B)4
C)5
D)6

Question

Quizplus · Accepted Answer

According to the 5-digit rule, the number of digits in a code number should be equal to or greater than five percent of the population frame. 
5% of 72,345 is 3,617.25, which means that the code numbers should contain at least 5 digits. Therefore, the best choice is C)5.

A Population Frame for a Survey Contains a Listing of 72,345